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Message-Id: <20211124154116.916-5-pali@kernel.org>
Date: Wed, 24 Nov 2021 16:41:15 +0100
From: Pali Rohár <pali@...nel.org>
To: Russell King <linux@...linux.org.uk>, Andrew Lunn <andrew@...n.ch>,
Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
Gregory Clement <gregory.clement@...tlin.com>,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
Rob Herring <robh@...nel.org>,
Krzysztof Wilczyński <kw@...ux.com>,
Bjorn Helgaas <bhelgaas@...gle.com>,
Dominik Brodowski <linux@...inikbrodowski.net>,
Nicolas Ferre <nicolas.ferre@...rochip.com>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
Ludovic Desroches <ludovic.desroches@...rochip.com>,
Marek Behún <kabel@...nel.org>
Cc: linux-arm-kernel@...ts.infradead.org, linux-pci@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH 4/5] arm: ioremap: Replace pci_ioremap_io() usage by pci_remap_iospace()
Replace all usage of ARM specific pci_ioremap_io() function by standard PCI
core API function pci_remap_iospace() in all drivers and arm march code.
Signed-off-by: Pali Rohár <pali@...nel.org>
---
arch/arm/mach-dove/pcie.c | 9 +++++----
arch/arm/mach-iop32x/pci.c | 5 ++++-
arch/arm/mach-mv78xx0/pcie.c | 5 ++++-
arch/arm/mach-orion5x/pci.c | 10 ++++++++--
drivers/pcmcia/at91_cf.c | 6 +++++-
5 files changed, 26 insertions(+), 9 deletions(-)
diff --git a/arch/arm/mach-dove/pcie.c b/arch/arm/mach-dove/pcie.c
index ee91ac6b5ebf..2a493bdfffc6 100644
--- a/arch/arm/mach-dove/pcie.c
+++ b/arch/arm/mach-dove/pcie.c
@@ -38,6 +38,7 @@ static int num_pcie_ports;
static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys)
{
struct pcie_port *pp;
+ struct resource realio;
if (nr >= num_pcie_ports)
return 0;
@@ -53,10 +54,10 @@ static int __init dove_pcie_setup(int nr, struct pci_sys_data *sys)
orion_pcie_setup(pp->base);
- if (pp->index == 0)
- pci_ioremap_io(sys->busnr * SZ_64K, DOVE_PCIE0_IO_PHYS_BASE);
- else
- pci_ioremap_io(sys->busnr * SZ_64K, DOVE_PCIE1_IO_PHYS_BASE);
+ realio.start = sys->busnr * SZ_64K;
+ realio.end = realio.start + SZ_64K - 1;
+ pci_remap_iospace(&realio, pp->index == 0 ? DOVE_PCIE0_IO_PHYS_BASE :
+ DOVE_PCIE1_IO_PHYS_BASE);
/*
* IORESOURCE_MEM
diff --git a/arch/arm/mach-iop32x/pci.c b/arch/arm/mach-iop32x/pci.c
index ab0010dc3145..7a215d2ee7e2 100644
--- a/arch/arm/mach-iop32x/pci.c
+++ b/arch/arm/mach-iop32x/pci.c
@@ -185,6 +185,7 @@ iop3xx_pci_abort(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
int iop3xx_pci_setup(int nr, struct pci_sys_data *sys)
{
struct resource *res;
+ struct resource realio;
if (nr != 0)
return 0;
@@ -206,7 +207,9 @@ int iop3xx_pci_setup(int nr, struct pci_sys_data *sys)
pci_add_resource_offset(&sys->resources, res, sys->mem_offset);
- pci_ioremap_io(0, IOP3XX_PCI_LOWER_IO_PA);
+ realio.start = 0;
+ realio.end = realio.start + SZ_64K - 1;
+ pci_remap_iospace(&realio, IOP3XX_PCI_LOWER_IO_PA);
return 1;
}
diff --git a/arch/arm/mach-mv78xx0/pcie.c b/arch/arm/mach-mv78xx0/pcie.c
index 636d84b40466..e15646af7f26 100644
--- a/arch/arm/mach-mv78xx0/pcie.c
+++ b/arch/arm/mach-mv78xx0/pcie.c
@@ -101,6 +101,7 @@ static void __init mv78xx0_pcie_preinit(void)
static int __init mv78xx0_pcie_setup(int nr, struct pci_sys_data *sys)
{
struct pcie_port *pp;
+ struct resource realio;
if (nr >= num_pcie_ports)
return 0;
@@ -115,7 +116,9 @@ static int __init mv78xx0_pcie_setup(int nr, struct pci_sys_data *sys)
orion_pcie_set_local_bus_nr(pp->base, sys->busnr);
orion_pcie_setup(pp->base);
- pci_ioremap_io(nr * SZ_64K, MV78XX0_PCIE_IO_PHYS_BASE(nr));
+ realio.start = nr * SZ_64K;
+ realio.end = realio.start + SZ_64K - 1;
+ pci_remap_iospace(&realio, MV78XX0_PCIE_IO_PHYS_BASE(nr));
pci_add_resource_offset(&sys->resources, &pp->res, sys->mem_offset);
diff --git a/arch/arm/mach-orion5x/pci.c b/arch/arm/mach-orion5x/pci.c
index 76951bfbacf5..92e938bba20d 100644
--- a/arch/arm/mach-orion5x/pci.c
+++ b/arch/arm/mach-orion5x/pci.c
@@ -142,6 +142,7 @@ static struct pci_ops pcie_ops = {
static int __init pcie_setup(struct pci_sys_data *sys)
{
struct resource *res;
+ struct resource realio;
int dev;
/*
@@ -164,7 +165,9 @@ static int __init pcie_setup(struct pci_sys_data *sys)
pcie_ops.read = pcie_rd_conf_wa;
}
- pci_ioremap_io(sys->busnr * SZ_64K, ORION5X_PCIE_IO_PHYS_BASE);
+ realio.start = sys->busnr * SZ_64K;
+ realio.end = realio.start + SZ_64K - 1;
+ pci_remap_iospace(&realio, ORION5X_PCIE_IO_PHYS_BASE);
/*
* Request resources.
@@ -466,6 +469,7 @@ static void __init orion5x_setup_pci_wins(void)
static int __init pci_setup(struct pci_sys_data *sys)
{
struct resource *res;
+ struct resource realio;
/*
* Point PCI unit MBUS decode windows to DRAM space.
@@ -482,7 +486,9 @@ static int __init pci_setup(struct pci_sys_data *sys)
*/
orion5x_setbits(PCI_CMD, PCI_CMD_HOST_REORDER);
- pci_ioremap_io(sys->busnr * SZ_64K, ORION5X_PCI_IO_PHYS_BASE);
+ realio.start = sys->busnr * SZ_64K;
+ realio.end = realio.start + SZ_64K - 1;
+ pci_remap_iospace(&realio, ORION5X_PCI_IO_PHYS_BASE);
/*
* Request resources
diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c
index 6b1edfc890a3..92df2c2c5d07 100644
--- a/drivers/pcmcia/at91_cf.c
+++ b/drivers/pcmcia/at91_cf.c
@@ -20,6 +20,7 @@
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_gpio.h>
+#include <linux/pci.h>
#include <linux/regmap.h>
#include <pcmcia/ss.h>
@@ -230,6 +231,7 @@ static int at91_cf_probe(struct platform_device *pdev)
struct at91_cf_socket *cf;
struct at91_cf_data *board;
struct resource *io;
+ struct resource realio;
int status;
board = devm_kzalloc(&pdev->dev, sizeof(*board), GFP_KERNEL);
@@ -307,7 +309,9 @@ static int at91_cf_probe(struct platform_device *pdev)
* io_offset is set to 0x10000 to avoid the check in static_find_io().
* */
cf->socket.io_offset = 0x10000;
- status = pci_ioremap_io(0x10000, cf->phys_baseaddr + CF_IO_PHYS);
+ realio.start = cf->socket.io_offset;
+ realio.end = realio.start + SZ_64K - 1;
+ status = pci_remap_iospace(&realio, cf->phys_baseaddr + CF_IO_PHYS);
if (status)
goto fail0a;
--
2.20.1
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